Ttva sensor?

[Outlaw0013]

Truck is an 06 ram2500 with a 48re tranny. Throwing code P1749 which is ttva sensor .I can't find any info on the sensor itself. Ttva keeps coming up . Is the sensor incorporated into the ttva itself or is it a totally different part ?

 

[HemiLonestar]

http://www.mts-diesel.com/product_info.php?products_id=46